Annealing-box.



F. E. MESTA.

ANNEALING BOX.

APPLICATION FILED AUG, 2, 1909.

Patented Dec. 28, 1909.

WiTN ESSES wadw o? @maj www '2S is n (letziil sectional view. nl

FREDRICK E. B'LESTA. Ol? PITTSl-EURG, PENNEYLVANA, ASSGNR TO RESTA JACHNE COMANY, OF PITTSBURG, PENNSYLVANIA, A. COJERTION OF PENNSYLVANL.

Speci'estion of Leiters ii''aten.

ersl No. 533,693.

trnssing or reinibreimrA ribs 5, said ribs preli-A To all whom fit may cof/warn:

erobly having :t erueii'orin arrangement, anni le it known that l. lfnlcin-lnos lil. tlnsfrs, oi' Pittsburg, Allegheny county, Pennsylvania. have invented n new sind useful Annesl ing-llos. ot' which the following is ai. nll, clear, und exact description, reference being hznl to the accompanying drawings. tornifor nnnefiling boxes of smaller sizes; oncl it ing' part.- oif this speoithziition, in whichwili be readily understood by those skilled Figure 1 is o. top plain. view, partially in the srt, that it provides a box having broken sway, oi im annealing box embody- A the reinforc` great strength and flurztbilny5 mg my invention; big. 2 s. trznisverse secnig Lbs or swells greatly increasing the tion on the line ll-llt of ll'ig, l.; anni Fig.

:intl -tapering out toward their ends, as shown in Fig, 2.,

My invention is more especially adopted slrenggth of the box si iis corner portions9 also reinforoinig snel s-iening its op 'nnss collapse.

annealing); box having integral lsicle, enti top wml. the corner portions oit" haring projecting ribs or swells; 'inaielly flesoribefl.

Bly invention hos i'elsion to annealing hoses, anni more particularly to .annealing boxes consisting of an integral costing'.

The object o't' my invention is to proviaie n' box' oi' this iypehaving moons of und eilbitiw chornctor which will enf-.ble it side,

to withstand the severe heet to which it is 2. in annealing bris havingintegzirsla snbgeoted 1n service, ond which will prevent eno :intl weils, the corner portions of it from giving away or oollagsing. :sul having projeeing ribs or swells, The precise nature of my invention will sind r1 `s or swells being of a thickness of be host understood by reference to the sonie-tol sobstintnllly uniform with the thicl coinpnnying drawing, in which l hiwe ness oft ihe metal in the walls oi'l the box;

subst-initially as described.

shown the preferred embodiment; thereof and which will now he described, it being 3. in :innealino box having integral side, premised, however, that, various changes end and top walls, the corner portions of may be inode in the details of 'Ehe oonstrno siii/l box having projecting ribs or swells, tion and arrangement. of the parts withoutl said ribs or swells'extendlng upwardly nt departing from the spirit, and scope o1" my the corners and obliquely across the top or invention, as defined in the claims. roof; substantially ss described. f

ln these cirnwings', the numeral. 2 bissig" l. An nnneolin' nox having integral side, notes the side and end wells of ihe box', unl enti 3 the top or rooi portion7 which is prefersaid box having projecting ribs'orswells, ably slightly arched. The bor: 1s pr: ndeel smal ribs or swells extending upwardlyot at' each of its our corners with :i reinfo.. ng swell orLrilo 4 of substantially they form shown in Figs; l nnd. soiel rib es ending to the top or roof or" the box und lthence across the top of the box, the four ribs or swells being )oinefl at the central portion of the top or roof, as shown in` Fig. l. The comerportions of the box are preferably cored out interiorly,'i1s shown si so that the metal oi' the projecting or swells et the central portion'thereo'i; substantially will be of substantially uniform lhielinss ,ssdeseribeil with the side, end and roof' walls oi' she boi:5 G. in enneslin box having` integral side, thereby preventingg the formation of srsins enel intl roof wn ls, the angles ot 'the box in the cestino. These ribs or swells are also heilig; orinedhy outward swells or projeccored or hollowed out; on the nntler side, tions, and he roof of the box also having' where they extend over Jhe Loo or roof so as reinforcing swells er projections; substanto he also of snbsiontioll uni erin thickness tislly as described. throughout. l also pre "ershly provide 'the 7. An snnealing box 'having im integrnl top or root' of the box with lhe interior or roof provided with extorior'stitenf' the on@ obliqnely ncross the top or roof and beine' brought together and nnied st the control portion ot the roof; snbsom tizilly :is deserihel.

5. in annealing box having integral side, enel and roof walls. ond having its angles .reinforced by oxteriorly projecting hollow ribs or swells, said hollow ribs or swells also extending over the top of 'the box and united and iop walls, the corner portions of haring' their greatest depth et the center y 2 view-Hee ing ribsy or projectionsextending obiiquely are united, vseid top or roof also havingin- 10 from the fom' corners f' the boXto the centerior reinforcing ribs or braces; substam trai portion' of the top oi; roof Where they tiaily as described.

are united; substantially as described. I'n testimony whereof, I have hereunto set S. An annealing box having :1n integral my hand. top oi? roof provided with exterior Stiii'en- FREDRICK E. MESTA.

ing ribs or projections extending ohlquely TitneeSes: from the four corners ot the box to the een- G. El TOWNSEND,

tml portion of the top or roof where they J. B. CONNALLY. 

